Fan blade



FIG. 1 is a top perspective view of the fan blade according to our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view of the design applying on a centrifugal fan.

The broken lines showing the fan hub in FIGS. 1-8 and the centrifugal fan case in FIG. 8 depict environmental structure only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a fan blade, as shown and described. 